Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6936601 | Compositions for treating pain | David Helton, Harlan E. Shannon, Mary Jeanne Kallman | 2005-08-30 |
| 6444665 | Method for treating pain | David Helton, Harlan E. Shannon, Mary Jeanne Kallman | 2002-09-03 |
| 6258807 | Method for treating pain | David Helton, Harlan E. Shannon, Mary Jeanne Kallman | 2001-07-10 |
| 5945416 | Method for treating pain | Harlan E. Shannon | 1999-08-31 |
| 5929070 | Method for treating migraine pain with olanzapine | Harlan E. Shannon | 1999-07-27 |